static void Main(String[] args)
{
// If you are using a remote instance, update IP and password here
String user = "******";
String password = "******";
String IP = "localhost";
int port = 51773;
try
{
// Connect to database using EventPersister, which is based on IRISDataSource
// For more details on EventPersister, visit
// https://docs.intersystems.com/irislatest/csp/docbook/DocBook.UI.Page.cls?KEY=BNETXEP_xep
EventPersister xepPersister = PersisterFactory.CreatePersister();
xepPersister.Connect(IP, port, "User", user, password);
Console.WriteLine("Connected to InterSystems IRIS");
xepPersister.DeleteExtent("Demo.Airport"); // Remove old test data
xepPersister.ImportSchemaFull("Demo.Airport"); // Import flat schema
// Create XEP Event for object access
Event xepEvent = xepPersister.GetEvent("Demo.Airport");
// Create IRIS Native object
IRISADOConnection connection = (IRISADOConnection)xepPersister.GetAdoNetConnection();
IRIS irisNative = IRIS.CreateIRIS(connection);
Console.WriteLine("Generating airport table...");
// Populate 5 airport objects and save to the database using XEP
populateAirports(xepEvent);
// Get all airports using ADO.NET
getAirports(connection);
// Store natively - Uncomment the following line for task 3
// StoreAirfare(irisNative);
Console.ReadLine();
// Close everything
xepEvent.Close();
xepPersister.Close();
}
catch (Exception e)
{
Console.WriteLine("Error creating airport listing: " + e);
}
}
static void Main(string[] args)
{
String ip = "localhost";
int port = 51773;
String username = "******";
String password = "******";
String Namespace = "USER";
String className = "myApp.StockInfo";
try {
// Connect to database using EventPersister
EventPersister xepPersister = PersisterFactory.CreatePersister();
xepPersister.Connect(ip, port, Namespace, username, password);
Console.WriteLine("Connected to InterSystems IRIS.");
xepPersister.DeleteExtent(className); // remove old test data
xepPersister.ImportSchema(className); // import flat schema
// Create Event
Event xepEvent = xepPersister.GetEvent(className);
IRISADOConnection connection = (IRISADOConnection) xepPersister.GetAdoNetConnection();
IRIS native = IRIS.CreateIRIS(connection);
// Task 2
// Uncomment the line below to run task 2
// Task2(connection);
// Task 3
// Uncomment the line below to run task 3
// Task3(connection, xepEvent);
// Task 4
// Comment out Task 2, Task 3 and uncomment the line below to run task 4
// Task4(connection, native, xepEvent);
xepEvent.Close();
xepPersister.Close();
} catch (Exception e) {
Console.WriteLine("Interactive prompt failed:\n" + e);
}
}
// Save trade into database using ADO.NET - which is slower than using XEP
public static long StoreUsingADO(EventPersister persist, Trade[] sampleArray)
{
long totalTime = new long();
long startTime = DateTime.Now.Ticks;
// Loop through objects to insert
try
{
IRISDataAdapter da = new IRISDataAdapter();
String ClassName = "myApp.Trade";
IRISADOConnection con = (IRISADOConnection)persist.GetAdoNetConnection();
String SQL = "select purchaseDate, purchasePrice, stockName, shares, traderName from " + ClassName;
da.SelectCommand = con.CreateCommand();
da.SelectCommand.CommandText = SQL;
SQL = "INSERT INTO myApp.Trade (purchaseDate, purchasePrice, stockName, shares, traderName) VALUES (?,?,?,?,?)";
IRISCommand cmd = con.CreateCommand();
cmd.CommandText = SQL;
da.InsertCommand = cmd;
IRISParameter date_param = new IRISParameter("purchaseDate", IRISDbType.DateTime);
cmd.Parameters.Add(date_param);
date_param.SourceColumn = "purchaseDate";
IRISParameter price_param = new IRISParameter("purchasePrice", IRISDbType.Double);
cmd.Parameters.Add(price_param);
price_param.SourceColumn = "purchasePrice";
IRISParameter name_param = new IRISParameter("stockName", IRISDbType.NVarChar);
cmd.Parameters.Add(name_param);
name_param.SourceColumn = "stockName";
IRISParameter shares_param = new IRISParameter("shares", IRISDbType.Int);
cmd.Parameters.Add(shares_param);
shares_param.SourceColumn = "shares";
IRISParameter trader_param = new IRISParameter("traderName", IRISDbType.NVarChar);
cmd.Parameters.Add(trader_param);
trader_param.SourceColumn = "traderName";
da.TableMappings.Add("Table", ClassName);
DataSet ds = new DataSet();
da.Fill(ds);
for (int i = 0; i < sampleArray.Length; i++)
{
DataRow newRow = ds.Tables[0].NewRow();
newRow["purchaseDate"] = sampleArray[i].purchaseDate;
newRow["purchasePrice"] = sampleArray[i].purchasePrice;
newRow["stockName"] = sampleArray[i].stockName;
newRow["shares"] = sampleArray[i].shares;
newRow["traderName"] = sampleArray[i].traderName;
ds.Tables[0].Rows.Add(newRow);
}
da.Update(ds);
Console.WriteLine("Inserted " + sampleArray.Length + " item(s) via ADO.NET successfully.");
totalTime = DateTime.Now.Ticks - startTime;
}
catch (Exception e)
{
Console.WriteLine("There was a problem storing items using ADO.NET.\n" + e);
}
return(totalTime / TimeSpan.TicksPerMillisecond);
}
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
// Initialize dictionary to store connection details from config.txt
IDictionary <string, string> dictionary = new Dictionary <string, string>();
dictionary = generateConfig("..\\..\\..\\config.txt");
// Retrieve connection information from configuration file
string ip = dictionary["ip"];
int port = Convert.ToInt32(dictionary["port"]);
string Namespace = dictionary["namespace"];
string username = dictionary["username"];
string password = dictionary["password"];
String className = "myApp.StockInfo";
try
{
// Connect to database using EventPersister
EventPersister xepPersister = PersisterFactory.CreatePersister();
xepPersister.Connect(ip, port, Namespace, username, password);
Console.WriteLine("Connected to InterSystems IRIS.");
xepPersister.DeleteExtent(className); // Remove old test data
xepPersister.ImportSchema(className); // Import flat schema
// Create Event
Event xepEvent = xepPersister.GetEvent(className);
IRISADOConnection connection = (IRISADOConnection)xepPersister.GetAdoNetConnection();
IRIS native = IRIS.CreateIRIS(connection);
// Starting interactive prompt
bool always = true;
while (always)
{
Console.WriteLine("1. Retrieve all stock names");
Console.WriteLine("2. Create objects");
Console.WriteLine("3. Populate properties");
Console.WriteLine("4. Quit");
Console.WriteLine("What would you like to do? ");
String option = Console.ReadLine();
switch (option)
{
// Task 2
case "1":
Task2(connection);
break;
// Task 3
case "2":
Task3(connection, xepEvent);
break;
// Task 4
case "3":
Task4(connection, native, xepEvent);
break;
case "4":
Console.WriteLine("Exited.");
always = false;
break;
default:
Console.WriteLine("Invalid option. Try again!");
break;
}
}
xepEvent.Close();
xepPersister.Close();
}
catch (Exception e)
{
Console.WriteLine("Interactive prompt failed:\n" + e);
}
}
